| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,434 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,518 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,913 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,656 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,247 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,854 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,559 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,678 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,476 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,149 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,148 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,261 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,415 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,226 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,719 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,843 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,187 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,207 |
| Fish by Picture #2 | 0 | - | 4.07 | 18,573 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,961 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,272 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 63,225 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,767 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,095 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,523 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,827 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,983 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,890 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,020 |
| Name that Bug | 0 | - | 4.12 | 45,568 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,621 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,862 |
| Empires by Maps | 0 | - | 4.98 | 120,554 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,556 |
| Animals of Australia | 0 | - | 4.52 | 42,331 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,339 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,884 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,588 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,292 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,303 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,402 |
| Play-Doh People from History | 0 | - | 4.99 | 94,843 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,083 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,415 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,564 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,203 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,638 |
| All Country Flags of the World | 0 | - | 5.00 | 3,667,067 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,388 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,329 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,041 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,309 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,537,664 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,093,151 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,586 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,848 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,830 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,543 |
| Flags with Crescents | 0 | - | 4.98 | 169,681 |
| Country Flag Trivia | 0 | - | 4.81 | 57,094 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,841 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,565 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,502 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,313 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,271 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,535 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,864 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,332 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 180,772 |
| National Football Team Logos | 0 | - | 4.85 | 180,440 |
| National Animals | 0 | - | 4.24 | 89,689 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,758 |
| Years in History by Picture | 0 | - | 4.44 | 35,538 |
| Where Are These Doors? | 0 | - | 4.45 | 30,010 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,950 |
| Flags to Languages | 0 | - | 4.95 | 173,683 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,992 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,598 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,570 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,568 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,145 |
| Fruits by Picture | 0 | - | 4.19 | 807,419 |
| Old Movies by Picture | 0 | - | 4.51 | 25,105 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,049 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,672 |
| Geography by Picture - B | 0 | - | 4.42 | 55,621 |
| Geography by Picture - H | 0 | - | 4.50 | 58,246 |
| Geography by Picture - N | 0 | - | 4.45 | 42,215 |
| Geography by Picture - R | 0 | - | 4.56 | 41,038 |
| Geography by Picture - T | 0 | - | 4.54 | 57,858 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,044 |
| Car Logos Quiz #1 | 0 | - | 4.45 | 539,355 |
| Random Logos Quiz | 0 | - | 4.31 | 208,511 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,176 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,451 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,068 |
| Pictures by Letter - B | 0 | - | 4.31 | 44,008 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,616 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,830 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,305 |
| Animals in World History | 0 | - | 4.74 | 44,516 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,675 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,378 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,981 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,716 |
| Elements by Picture | 0 | - | 4.27 | 69,980 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,337 |
| Islands by Picture | 0 | - | 4.28 | 107,027 |
| Name that Object #1 | 0 | - | 3.57 | 96,509 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,281 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,562 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,873 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,250 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,035 |
| International Footballers by Picture | 0 | - | 4.50 | 55,672 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,677 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,742 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,841 |
| Geography by Picture - A | 0 | - | 4.39 | 60,274 |
| Geography by Picture - D | 0 | - | 4.15 | 45,672 |
| Geography by Picture - F | 0 | - | 4.31 | 51,020 |
| Geography by Picture - G | 0 | - | 4.38 | 47,962 |
| Geography by Picture - J | 0 | - | 4.16 | 38,477 |
| Geography by Picture - K | 0 | - | 4.29 | 33,142 |
| Geography by Picture - C | 0 | - | 4.31 | 57,087 |
| Geography by Picture - L | 0 | - | 4.37 | 58,986 |
| Geography by Picture - M | 0 | - | 4.14 | 40,477 |
| Geography by Picture - P | 0 | - | 4.24 | 42,447 |
| Geography by Picture - S | 0 | - | 4.38 | 47,054 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,578 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,611 |
| Flag Maths | 0 | - | 4.64 | 57,764 |
| Satellite Images #1 | 0 | - | 4.47 | 129,404 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,326 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,936 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,700 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,949 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,001 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,039 |
| Soccer Team Logos | 0 | - | 4.26 | 374,703 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,423,775 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,097 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,081 |
| Movie Logos | 0 | - | 4.33 | 238,590 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,391 |
| History by Picture - A | 0 | - | 4.26 | 45,839 |
| History by Picture - B | 0 | - | 4.40 | 49,022 |
| History by Picture - C | 0 | - | 4.36 | 54,533 |
| History by Picture - F | 0 | - | 4.35 | 37,922 |
| History by Picture - G | 0 | - | 4.40 | 42,180 |
| History by Picture - D | 0 | - | 4.29 | 44,348 |
| History by Picture - E | 0 | - | 4.25 | 43,967 |
| History by Picture - H | 0 | - | 4.37 | 36,828 |
| History by Picture - K | 0 | - | 4.35 | 33,390 |
| History by Picture - M | 0 | - | 4.17 | 36,180 |
| History by Picture - N | 0 | - | 4.40 | 41,301 |
| History by Picture - O | 0 | - | 4.39 | 36,351 |
| History by Picture - T | 0 | - | 4.20 | 33,342 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,318 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,505 |
| Animal Adjectives | 0 | - | 4.77 | 60,024 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,693 |
| African Great Lakes | 0 | - | 4.82 | 66,285 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,476 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,680 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,121 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,407 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,423 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,473 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,165 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,357 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,987 |
| Flowers by Picture | 0 | - | 4.46 | 105,668 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,753 |
| Name that Object #2 | 0 | - | 3.64 | 15,453 |
| Authors by Picture | 0 | - | 4.48 | 25,541 |
| Name that Object #3 | 0 | - | 3.93 | 14,408 |
| Fruit and Vegetable Emojis | 0 | - | 4.44 | 89,806 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,801 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,871 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,027 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,902 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,211 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,453 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,447 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,203 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,756 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,466 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,469 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,621 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,179 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,467 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,213 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,365 |
| Musicians by Picture #1 | 0 | - | 4.37 | 108,878 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,509 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,956 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,032 |
| Emoji Flags | 0 | - | 4.35 | 44,110 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 171,519 |
